How long is the flight from Sydney to London?

Departing from Sydney to London will take you 46h 55m. Airlines will cover a distance of 17008 km.

What is the cheapest day to fly from Sydney to London?

Travellers seeking maximum savings on their Sydney to London flight should consider departing on Wednesday mornings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

What is the cheapest day to fly return from Sydney to London?

Flights from Sydney to London are generally found to be more expensive on Saturday. This shouldn't discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to London.

How far in advance should I book a flight from Sydney to London?

Users have found that booking a flight from Sydney to London at least 61 days early can save you up to 8% on average compared to booking a flight this week. If booking 61 days before your flight isn’t an option for you, users have found flights from Sydney to London for as little as $1,923 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $1,995 for flights departing within the next 3 days.

What is the cheapest month to fly from Sydney to London?

Flights from Sydney to London lean towards being more expensive in December. Prices are generally better when you fly from Sydney to London in February, with the cheapest ticket starting at $1,321.

What airport do you fly from for flights from Sydney to London?

Most people fly from Sydney Kingsford Smith (SYD) if they book a flight from Sydney to London. On average, Kingsford Smith has 3 outbound flights to London per day from 0 airlines. Sydney Kingsford Smith is conveniently located just 7.5 km from Sydney’s city centre.

Can I find deals for flights from Sydney to London that include hotel bookings?

Yes. In addition to deals on Sydney to London flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Sydney to London?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sydney to London.

Can I find deals for business class flights from Sydney to London?

Yes. Cheapflights offers flight deals from Sydney to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$809+ Cheap Flights from Sydney to London

Q: How much does it cost for a return flight from Sydney to London?

Airfare is below average for this route at the moment. Sydney to London flights typically cost between $1,921 and $2,535 in March. The cheapest return flight price found within the last 3 days was $1,559 on Turkish Airlines (11 Mar-6 May). Find deals

Cheap flight deals from Sydney to London

Round-trip from	$1,559
One-way from	$809
Popular in	December
Cheapest in	February
Average price	$2,217

Turkish Airlines
11/3-6/5
4 total stops
63h 55m total
Sydney to London

Search Deals

Turkish Airlines
2/3
2 total stops
36h 20m total
Sydney to London

Search Deals

Highest demand for flights based on searches. 12% potential increase in price ($502 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($119 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

Find flight deals from Sydney to London

Cheapest flights from Sydney to London
Explore the most affordable flight options available from Sydney to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2025.

Sat 15/1121:15SYD - LGW

2 stops36h 20mMultiple Airlines

Sat 29/1117:05LGW - SYD

2 stops26h 30mMultiple Airlines

Deal found 14/9$1,560

Tue 14/1015:50SYD - LGW

2 stops34h 25mMultiple Airlines

Tue 21/1021:30LGW - SYD

2 stops36h 55mMultiple Airlines

Deal found 14/9$1,641

Wed 8/1021:55SYD - LGW

2 stops46h 00mTurkish Airlines

Thu 6/1117:05LGW - SYD

2 stops39h 15mTurkish Airlines

Deal found 13/9$1,666

Wed 5/1121:15SYD - LGW

2 stops46h 55mTurkish Airlines

Wed 26/1117:05LGW - SYD

2 stops39h 15mTurkish Airlines

Deal found 14/9$1,668

Sat 8/1121:15SYD - LGW

2 stops29h 55mTurkish Airlines

Fri 28/1106:25LGW - SYD

2 stops25h 55mTurkish Airlines

Deal found 12/9$1,673

Mon 13/1013:45SYD - LGW

2 stops30h 10mMultiple Airlines

Mon 20/1010:55LGW - SYD

2 stops47h 05mMultiple Airlines

Deal found 14/9$1,711

Mon 20/1022:10SYD - LGW

2 stops34h 10mTurkish Airlines

Mon 27/1010:05LGW - SYD

2 stops46h 15mTurkish Airlines

Deal found 14/9$1,735

Wed 8/1021:55SYD - LGW

2 stops46h 00mTurkish Airlines

Fri 7/1106:25LGW - SYD

2 stops25h 55mTurkish Airlines

Deal found 13/9$1,738

Tue 7/1021:55SYD - LGW

2 stops34h 25mTurkish Airlines

Mon 3/1110:05LGW - SYD

2 stops46h 15mTurkish Airlines

Deal found 14/9$1,763

Wed 22/1021:55SYD - LGW

2 stops28h 20mMultiple Airlines

Sat 1/1117:05LGW - SYD

2 stops26h 30mMultiple Airlines

Deal found 13/9$1,789

Sun 26/1022:05SYD - LGW

2 stops35h 30mMultiple Airlines

Sat 1/1117:05LGW - SYD

2 stops26h 30mMultiple Airlines

Deal found 13/9$1,794

Best flights from Sydney to London
Discover carefully curated flight deals from Sydney to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 September 2025.

Tue 7/1021:55SYD - LGW

2 stops34h 25mTurkish Airlines

Mon 3/1110:05LGW - SYD

2 stops46h 15mTurkish Airlines

Deal found 14/9$1,763

Mon 13/1015:50SYD - LGW

1 stop24h 50mQatar Airways

Fri 24/1014:55LGW - SYD

1 stop30h 15mQatar Airways

Deal found 14/9$2,582

Thu 4/1206:00SYD - LGW

1 stop23h 25mEmirates

Thu 4/1220:25LGW - SYD

1 stop23h 35mEmirates

Deal found 14/9$2,717

Mon 19/121:15SYD - LGW

2 stops29h 55mTurkish Airlines

Mon 16/217:05LGW - SYD

2 stops39h 15mTurkish Airlines

Deal found 13/9$1,849

Fri 17/1021:55SYD - LGW

2 stops34h 25mTurkish Airlines

Mon 20/1017:15LGW - SYD

2 stops40h 45mTurkish Airlines

Deal found 14/9$2,040

Wed 24/1221:45SYD - LGW

2 stops29h 25mTurkish Airlines

Thu 1/106:25LGW - SYD

2 stops25h 55mTurkish Airlines

Deal found 14/9$2,269

Tue 14/1021:55SYD - LGW

2 stops28h 20mTurkish Airlines

Sun 19/1017:15LGW - SYD

2 stops40h 45mTurkish Airlines

Deal found 14/9$2,319

Fri 26/1221:15SYD - LGW

2 stops36h 20mTurkish Airlines

Thu 1/106:25LGW - SYD

2 stops25h 55mTurkish Airlines

Deal found 14/9$2,740

Fri 26/1221:15SYD - LGW

2 stops29h 55mTurkish Airlines

Mon 5/117:05LGW - SYD

2 stops39h 15mTurkish Airlines

Deal found 14/9$2,740

Fri 26/1221:15SYD - LGW

2 stops36h 20mTurkish Airlines

Tue 6/106:25LGW - SYD

2 stops25h 55mTurkish Airlines

Deal found 14/9$2,740

Tue 16/1221:15SYD - LGW

2 stops29h 55mTurkish Airlines

Wed 31/1206:25LGW - SYD

2 stops25h 55mTurkish Airlines

Deal found 14/9$3,262

Last-minute flights from Sydney to London
Discover last-minute flight deals from Sydney to London. Data last updated 15 September 2025 and is based on user searches.

Tue 7/1021:55SYD - LGW

2 stops34h 25mTurkish Airlines

Mon 3/1110:05LGW - SYD

2 stops46h 15mTurkish Airlines

Deal found 14/9$1,763

Wed 8/1021:55SYD - LGW

2 stops46h 00mTurkish Airlines

Thu 6/1117:05LGW - SYD

2 stops39h 15mTurkish Airlines

Deal found 13/9$1,666

Wed 8/1021:55SYD - LGW

2 stops46h 00mTurkish Airlines

Sun 2/1117:05LGW - SYD

2 stops39h 15mTurkish Airlines

Deal found 13/9$1,738

Thu 9/1021:55SYD - LGW

2 stops28h 20mTurkish Airlines

Sun 2/1110:05LGW - SYD

2 stops46h 15mTurkish Airlines

Deal found 13/9$1,804

Mon 13/1013:45SYD - LGW

2 stops30h 10mMultiple Airlines

Mon 20/1010:55LGW - SYD

2 stops47h 05mMultiple Airlines

Deal found 14/9$1,711

Tue 14/1015:50SYD - LGW

2 stops34h 25mMultiple Airlines

Tue 21/1021:30LGW - SYD

2 stops36h 55mMultiple Airlines

Deal found 14/9$1,641

Tue 14/1021:55SYD - LGW

2 stops28h 20mTurkish Airlines

Thu 30/1017:05LGW - SYD

2 stops39h 15mTurkish Airlines

Deal found 14/9$1,810

Thu 16/1021:55SYD - LGW

2 stops28h 20mTurkish Airlines

Mon 27/1010:05LGW - SYD

2 stops46h 15mTurkish Airlines

Deal found 14/9$1,673

Mon 20/1022:10SYD - LGW

2 stops34h 10mTurkish Airlines

Mon 27/1010:05LGW - SYD

2 stops46h 15mTurkish Airlines

Deal found 14/9$1,735

Wed 22/1021:55SYD - LGW

2 stops49h 05mMultiple Airlines

Sat 1/1117:05LGW - SYD

2 stops26h 30mMultiple Airlines

Deal found 14/9$1,789

Sun 26/1022:05SYD - LGW

2 stops35h 30mMultiple Airlines

Sat 1/1117:05LGW - SYD

2 stops26h 30mMultiple Airlines

Deal found 13/9$1,794

One-way flights from Sydney to London
Search for one-way flight options from Sydney to London. Find affordable one-way fares based on user searches. Data last updated 15 September 2025.

Mon 2/321:15SYD - LGW

2 stops36h 20mTurkish Airlines

Deal found 13/9$809

Fri 27/212:45SYD - LGW

2 stops31h 25mTurkish Airlines

Deal found 13/9$847

Thu 6/1111:30SYD - LGW

2 stops32h 40mMultiple Airlines

Deal found 14/9$899

Sat 15/1121:00SYD - LGW

3 stops53h 50mMultiple Airlines

Deal found 13/9$901

Sat 28/221:15SYD - LGW

2 stops29h 15mMultiple Airlines

Deal found 13/9$916

Mon 2/321:30SYD - LGW

1 stop27h 30mChina Eastern

Deal found 13/9$921

Thu 5/320:05SYD - LGW

2 stops27h 30mMultiple Airlines

Deal found 13/9$945

Thu 5/312:00SYD - LGW

1 stop37h 00mChina Eastern

Deal found 13/9$966

Mon 2/321:15SYD - LGW

3 stops35h 45mMultiple Airlines

Deal found 13/9$1,034

Thu 2/1020:55SYD - LGW

2 stops49h 05mTurkish Airlines

Deal found 13/9$1,035

Mon 13/1015:50SYD - LGW

1 stop24h 50mQatar Airways

Deal found 13/9$1,057

Sun 1/321:15SYD - LGW

3 stops36h 30mMultiple Airlines

Deal found 13/9$1,067

Fly from

Fly to

Route

Departure

Return

Price

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Tue 7/10

21:55-22:20

2 stops34h 25m

London Gatwick

Mon 3/11

10:05-19:20

2 stops46h 15m

$1,763

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Mon 19/1

21:15-16:10

2 stops29h 55m

London Gatwick

Mon 16/2

17:05-19:20

2 stops39h 15m

$1,849

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Fri 17/10

21:55-22:20

2 stops34h 25m

London Gatwick

Mon 20/10

17:15-20:00

2 stops40h 45m

$2,040

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Wed 24/12

21:45-16:10

2 stops29h 25m

London Gatwick

Thu 1/1

06:25-19:20

2 stops25h 55m

$2,269

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Tue 14/10

21:55-16:15

2 stops28h 20m

London Gatwick

Sun 19/10

17:15-20:00

2 stops40h 45m

$2,319

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Mon 13/10

15:50-06:40

1 stop24h 50m

London Gatwick

Fri 24/10

14:55-07:10

1 stop30h 15m

$2,582

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Thu 4/12

06:00-18:25

1 stop23h 25m

London Gatwick

Thu 4/12

20:25-07:00

1 stop23h 35m

$2,717

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Fri 26/12

21:15-22:35

2 stops36h 20m

London Gatwick

Thu 1/1

06:25-19:20

2 stops25h 55m

$2,740

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Fri 26/12

21:15-16:10

2 stops29h 55m

London Gatwick

Mon 5/1

17:05-19:20

2 stops39h 15m

$2,740

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Fri 26/12

21:15-22:35

2 stops36h 20m

London Gatwick

Tue 6/1

06:25-19:20

2 stops25h 55m

$2,740

Flights are sorted by cheapest return flights first.

Deals found on 13/9

Showing 1-10 of 22 results

Best time to book a flight from Sydney to London

Have a flexible travel schedule? Discover the best time to fly to London from Sydney with our price prediction graph.

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Sydney to London

How far ahead should I book a flight from Sydney to London?

To ensure you get the cheapest price possible for a flight from Sydney to London, you should look to book at least 62 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Sydney to London?

Currently, February is the cheapest month in which you can book a flight from Sydney to London (average of $1,189). Flying from Sydney to London in December is currently the most expensive (average of $1,736). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SYD to LON?

It’s typically best to fly out from Sydney to London in the afternoon. Doing so could potentially save you 13% on the flight price compared to flying at midday, which is usually more expensive.

Weekly flight availability from Sydney to London

The most flights from SYD to LON are scheduled on a Monday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

How much does it cost for a return flight from Sydney to London?

What’s the top stopover airport for flights from Sydney to London?

Singapore (SIN) – chosen by Cheapflights users on 18% of one-stop itineraries from Sydney to London on Cheapflights.

What’s the cheapest stopover airport for flights from Sydney to London?

Beijing (PEK) is the most affordable one-stop option, with an average return flight price of $1,373.

What’s the fastest stopover option from Sydney to London?

Flights via Singapore (SIN) have the shortest average one-way travel time for one-stop routes: 24h 22m.

Which airport typically offers the quickest stopover for flights from Sydney to London?

Flights via Singapore (SIN) offer the fastest connection on this route, with an average stopover time of 1h 43m.

Reviews of airlines servicing London

Read reviews from past customers who have flown with China Eastern from Sydney to London. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

China Eastern

7.2

Good

165 reviews

Check prices

Reviews

1 / 4

2.0

Mediocre

Jordan,Jun 2025

PHX - LAX

Bad. I completely lost my bags. And, I can't even get in contact with anyone to find them.

China Eastern

7.2

Good

165 reviews

China Eastern

7.2

Good

165 reviews

Check prices

Reviews

1 / 4

2.0

Mediocre

Jordan,Jun 2025

PHX - LAX

Bad. I completely lost my bags. And, I can't even get in contact with anyone to find them.

Related info for your journey

What airport do you fly from for flights from Sydney to London?
Most people fly from Sydney Kingsford Smith (SYD) if they book a flight from Sydney to London. On average, Kingsford Smith has 3 outbound flights to London per day from 0 airlines. Sydney Kingsford Smith is conveniently located just 7.5 km from Sydney’s city centre.
How long is the flight from Sydney to London?
Departing from Sydney to London will take you 46h 55m. Airlines will cover a distance of 17008 km.
Can I find deals for flights from Sydney to London that include hotel bookings?
Yes. In addition to deals on Sydney to London flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Sydney to London?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sydney to London.
Can I find deals for business class flights from Sydney to London?
Yes. Cheapflights offers flight deals from Sydney to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Sydney to London?
Currently, February is the cheapest month in which you can book a flight from Sydney to London (average of $1,189). Flying from Sydney to London in December is currently the most expensive (average of $1,736). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Stansted

High Wycombe

Slough

Maidstone

Ilford

Hayes

Hounslow

Gatwick

Bishop's Stortford

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How does Cheapflights help users find flights from Sydney to London?

Cheapflights makes it easy to find Sydney to London flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Sydney to London?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to London from Sydney.

Can Cheapflights find flights from Sydney to London with no change fees?

Yes, we can. To see specific flights from Sydney to London with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Sydney to London become cheaper?

Not ready to book yet? You can track prices for flights from Sydney to London on Cheapflights with our Price Alert feature and get notified when better prices are available.

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Cheap flights from Sydney to London from $809

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/3. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Sydney to London

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Sydney to London

Cheapest flights from Sydney to LondonExplore the most affordable flight options available from Sydney to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2025.

Explore the most affordable flight options available from Sydney to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Sydney to London that are best for you.

Best time to book a flight from Sydney to London

Have a flexible travel schedule? Discover the best time to fly to London from Sydney with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Sydney to London

How far ahead should I book a flight from Sydney to London?

Use this chart to determine the optimal time to book a return flight from Sydney to London. Price data was last updated on 12 September 2025.

What is the cheapest month to book a flight from Sydney to London?

What is the cheapest time of day to fly from SYD to LON?

Find hourly flight availability from Sydney to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 September 2025.

Weekly flight availability from Sydney to London

Explore weekly flight availability from Sydney to London. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 15 September 2025.

How much does it cost for a return flight from Sydney to London?

What’s the top stopover airport for flights from Sydney to London?

Share of one-stop return flights from Sydney to London chosen by Cheapflights users in the past 12 months, using the same stopover each way.

What’s the cheapest stopover airport for flights from Sydney to London?

Average return fare for one-stop flights from Sydney to London, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

What’s the fastest stopover option from Sydney to London?

Shortest average travel time for one-stop one-way flights from Sydney to London, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Which airport typically offers the quickest stopover for flights from Sydney to London?

Average stopover duration for one-stop one-way flights from Sydney to London, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Reviews of airlines servicing London

Read reviews from past customers who have flown with China Eastern from Sydney to London. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Sydney to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Sydney to London?

How long is the flight from Sydney to London?

Can I find deals for flights from Sydney to London that include hotel bookings?

How can I find direct flights from Sydney to London?

Can I find deals for business class flights from Sydney to London?

What is the cheapest month to book a flight from Sydney to London?

Travelling to a place near London?

Browse thousands of different options on Cheapflights for your next trip

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Complete your trip to London by adding a car hire and/or hotel booking to your travel itinerary.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Sydney to London?

Why should you use Cheapflights to find cheap flight tickets from Sydney to London?

Can Cheapflights find flights from Sydney to London with no change fees?

Can Cheapflights notify me if prices for flights from Sydney to London become cheaper?

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Travel Smart

Cheapest flights from Sydney to London
Explore the most affordable flight options available from Sydney to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2025.